1.08981

XLT-4 Agar Supplement

for Salmonella spp., pkg of 100 mL, for use with GranuCult^® XLT4 agar (Base)

• Synonym(s): Salmonella Selective Supplement
• NACRES: NA.74
• UNSPSC Code: 41106212

Properties

• form: liquid
• Quality Segment: 200
• composition: Sodium tetradecylsulfate solution, 26-28%
• packaging: pkg of 100 mL
• technique(s): microbiological culture: suitable
• bp: 100 °C
• density: 1.06 g/cm³
• application(s): food and beverages; microbiology
• compatibility: (1.13919), for use with GranuCult^® XLT4 agar (Base)
• storage temp.: 15-25°C
• suitability: Salmonella spp., enterobacteriaceae

Description

General description

XLT-4 Agar Supplement contains sodiumtetradecylsulfate solution (26-28 %). It is a surfactant that inhibits thegrowth of accompanying flora and is used during the preparation of XLT-4 AgarBase to isolate and identify pathogenic Enterobacteriaceae.

Application

XLT-4 Agar Supplement is an additive used during the preparation of XLT-4 Agar Base (1.13919) for the isolation and identification of pathogenic Enterobacteriaceae, especially Salmonella spp.

Analysis Note

Growth
- Salmonella enteritidis ATCC 13076 (WDCM 00030):
good to very good
- Salmonella typhimurium ATCC 14028 (WDCM 00031): good to very good
- Salmonella anatum ATCC 9270: fair to very good
- Shigella sonnei ATCC 11060: fair to very good
- Shigella flexneri ATCC 12022 (WDCM 00126): good to very good
- Enterobacter aerogenes ATCC 13048: fair to good
- Citrobacter freundii ATCC 8090: fair to good
- Escherichia coli ATCC 25922 (WDCM 00013): none to fair
- Proteus mirabilis ATCC 14273: none to poor
Black centre
- Salmonella enteritidis ATCC 13076 (WDCM 00030):
+
- Salmonella typhimurium ATCC 14028 (WDCM 00031): +
- Salmonella anatum ATCC 9270: +
Colony colour
- Shigella sonnei ATCC 11060:
colourless
- Shigella flexneri ATCC 12022 (WDCM 00126): colourless
- Enterobacter aerogenes ATCC 13048: yellow
- Citrobacter freundii ATCC 8090: yellow
- Escherichia coli ATCC 25922 (WDCM 00013): colourless to yellow
Incubation: 24 - 48 hrs.; 35 °C.
Supplement tested with XLT-4 Agar Base (1.13919)

Legal Information

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B
• Storage Class: 8A - Combustible, corrosive hazardous materials
• wgk: WGK 3